The 2017 unrestricted free-agent market hit its 100th agreement on Tuesday, when Eddie Lacy signed a one-year deal with the Seattle Seahawks. I already looked at the most improved teams so far, so it's time to hit the inverse today: Which teams are worse off through the first week of free agency?

The New England defense also has lost linemen Jabaal Sheard and Chris Long, along with No. 2 cornerback Logan Ryan. That's a lot to replace, even as the offense got better with the addition of Brandin Cooks. The league's top defense in points allowed in 2016 (15.6 per game) is weaker than it was when it ended the season.

Here are the five teams that have been hit the hardest:

Insider

To see John Clayton's list of teams hit the hardest in the first week of NFL free agency, sign up to be an ESPN Insider.